diff --git a/apps/marketing/package.json b/apps/marketing/package.json
index 2ec0577..e19bea4 100644
--- a/apps/marketing/package.json
+++ b/apps/marketing/package.json
@@ -20,6 +20,6 @@
     "typescript": "^5.9.3"
   },
   "devDependencies": {
-    "@types/bun": "1.3.4"
+    "@types/bun": "1.4.1"
   }
 }
diff --git a/apps/web/mail/package.json b/apps/web/mail/package.json
index b6ada4b..dc3e714 100644
--- a/apps/web/mail/package.json
+++ b/apps/web/mail/package.json
@@ -28,7 +28,7 @@
   "devDependencies": {
     "@tailwindcss/postcss": "^4",
     "@testing-library/react": "^16.3.2",
-    "@types/bun": "^1.3.4",
+    "@types/bun": "^1.4.1",
     "@types/jsdom": "^28.0.3",
     "@types/node": "^26",
     "@types/react": "^19",
diff --git a/packages/contracts/package.json b/packages/contracts/package.json
index 6ccb9dc..6d7c336 100644
--- a/packages/contracts/package.json
+++ b/packages/contracts/package.json
@@ -16,7 +16,7 @@
     "typecheck": "tsc --noEmit"
   },
   "devDependencies": {
-    "@types/bun": "1.3.4",
+    "@types/bun": "1.4.1",
     "typescript": "^5.9.2"
   }
 }
diff --git a/packages/lexicons/package.json b/packages/lexicons/package.json
index 70b66f8..0db7f39 100644
--- a/packages/lexicons/package.json
+++ b/packages/lexicons/package.json
@@ -15,7 +15,7 @@
     "typecheck": "tsc --noEmit"
   },
   "devDependencies": {
-    "@types/bun": "1.3.4",
+    "@types/bun": "1.4.1",
     "typescript": "^5.9.2"
   }
 }